Cheng, Thomas C. <br/><br/>
Symbiosis :  organisms living together / 
Thomas C. Cheng 
 - New York :  Pegasus,  1970 
 - ix, 250p. :  ill. ;  22 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Symbiosis
<br/><br/><label>Dewey Class. No.: </label>591.52482 CHE